My current nginx configuration looks like: worker_processes 1; error_log /dev/stdout debug; events { worker_connections 1024; } http { upstream back { server backend1 max_fails=1 fail_timeout=10; server backend2 max_fails=1 fail_timeout=10; } server { listen 80; location / { proxy_pass http://back; proxy_http_version 1.1;by Oleg Pisklov - Nginx Mailing List - English